package com.mall.framework.shiro.service;

import com.mall.common.constant.Constants;
import com.mall.common.constant.ShiroConstants;
import com.mall.common.constant.UserConstants;
import com.mall.common.utils.MessageUtils;
import com.mall.common.utils.ServletUtils;
import com.mall.framework.manager.AsyncManager;
import com.mall.framework.manager.factory.AsyncFactory;
import com.mall.framework.util.ShiroUtils;
import com.mall.system.domain.entity.SysUser;
import com.mall.system.service.SysUserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.util.StringUtils;

/**
 * 注册校验方法
 * Created by zhonglin on 2020/4/8.
 */
@Component
public class SysRegisterService {

  @Autowired
  private SysUserService userService;

  @Autowired
  private SysPasswordService passwordService;

  /**
   * 注册
   */
  public String register(SysUser user) {

    String msg = "", username = user.getLoginName(), password = user.getPassword();

    if (!StringUtils.isEmpty(ServletUtils.getRequest()
                                         .getAttribute(ShiroConstants.CURRENT_CAPTCHA))) {
      msg = "验证码错误";
    } else if (StringUtils.isEmpty(username)) {
      msg = "用户名不能为空";
    } else if (StringUtils.isEmpty(password)) {
      msg = "用户密码不能为空";
    } else if (password.length() < UserConstants.PASSWORD_MIN_LENGTH || password.length() > UserConstants.PASSWORD_MAX_LENGTH) {
      msg = "密码长度必须在5到20个字符之间";
    } else if (username.length() < UserConstants.USERNAME_MIN_LENGTH || username.length() > UserConstants.USERNAME_MAX_LENGTH) {
      msg = "账户长度必须在2到20个字符之间";
    } else if (UserConstants.USER_NAME_NOT_UNIQUE.equals(userService.checkLoginNameUnique(username))) {
      msg = "保存用户'" + username + "'失败，注册账号已存在";
    } else {
      user.setSalt(ShiroUtils.randomSalt());
      user.setPassword(passwordService.encryptPassword(user.getLoginName(), user.getPassword(), user.getSalt()));
      boolean regFlag = userService.registerUser(user);
      if (!regFlag) {
        msg = "注册失败,请联系系统管理人员";
      } else {
        AsyncManager.me()
                    .execute(AsyncFactory.recordLogininfor(username, Constants.REGISTER, MessageUtils.message("user.register.success")));
      }
    }
    return msg;
  }

}
